import axios from 'axios'
import {ELMessage, ELLoading } from "element-plus";
import {tansParams } from "./tools.js";
let downloadLoadingInstance;

// 创建axios实例
const service = axios.create({
  // axios中请求配置有baseURL选项，表示请求URL公共部分
  baseURL: process.env.VUE_APP_BASE_API,
  // 超时
  timeout: 1500000
})

// request拦截器
service.interceptors.request.use(config => {
  // 是否需要设置 token
  const isToken = (config.headers || {}).isToken === false
  // const userid = sessionStorage.getItem('user-id')
  // const username = sessionStorage.getItem('username')Authorization
  const username = localStorage.getItem('number')
  config.headers['userName'] = encodeURIComponent(username);
  let token = localStorage.getItem('token');
  if (token && !isToken) {
    config.headers['token'] = token // 让每个请求携带自定义token 请根据实际情况自行修改
    // config.headers.Accept = '*/*'
    // config.headers["Content-Type"] = 'application/json'
    // config.headers["Access-Control-Allow-origin"] = '*'
  }
  let factoryId = localStorage.getItem("factoryId");
  config.headers['factory_id'] = factoryId;
  if(config.data&&!config.data.factory_id){
    config.data.factory_id = factoryId;
  }
  // get请求映射params参数
  if (config.method === 'get' && config.params) {
    let url = config.url + '?' + tansParams(config.params)
    url = url.slice(0, -1)
    config.params = {}
    config.url = url
  }
  return config
}, error => {
  console.log(error)
  Promise.reject(error)
})

// 响应拦截器
service.interceptors.response.use(res => {
  // 未设置状态码则默认成功状态
  // const code = res.data.code || 200
  // 获取错误信息
  // const msg = errorCode[code] || res.data.msg || errorCode['default']
  // if (code === 401) {
  //   MessageBox.confirm('登录状态已过期，您可以继续留在该页面，或者重新登录', '系统提示', {
  //     confirmButtonText: '重新登录',
  //     cancelButtonText: '取消',
  //     type: 'warning'
  //   }
  //   ).then(() => {
  //     store.dispatch('LogOut').then(() => {
  //       location.href = '/index'
  //     })
  //   }).catch(() => {})
  //   return Promise.reject('无效的会话，或者会话已过期，请重新登录。')
  // } else if (code === 500) {
  //   ELMessage({
  //     message: res.data.msg,
  //     type: 'error'
  //   })
  //   return Promise.reject(new Error(msg))
  // } else if (code !== 200 && code !== 1) {
  //   Notification.error({
  //     title: msg
  //   })
  //   return Promise.reject('error')
  // } else {
    return res.data
  // }
},
error => {
  console.log('err' + error)
  let { message } = error
  if (message === 'Network Error') {
    message = '后端接口连接异常'
  } else if (message.includes('timeout')) {
    message = '系统接口请求超时'
  } else if (message.includes('Request failed with status code')) {
    message = '系统接口' + message.substr(message.length - 3) + '异常'
  }
  // ELMessage({
  //   message: message,
  //   type: 'error',
  //   duration: 5 * 1000
  // })
  // return Promise.reject(error)
}
)

// 通用下载方法
export function download(url, params, filename) {
  downloadLoadingInstance = ELLoading.service({ text: '正在下载数据，请稍后', spinner: 'el-icon-loading', background: 'rgba(0, 0, 0, 0.7)' })
  return service.post(url, params, {
    transformRequest: [(params) => { return tansParams(params) }],
    headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
    responseType: 'blob'
  }).then((data) => {
    const content = data
    const blob = new Blob([content])
    // saveAs(blob, filename)
    downloadLoadingInstance.close()
  }).catch((r) => {
    console.error(r)
    ELMessage.error('下载文件出现错误，请联系管理员！')
    downloadLoadingInstance.close()
  })
}

export default service
